Pass rates, strategy and retakesReviewed 9 November 2026
How to Pass the Patent BarWysebridge Reference See the Wysebridge course

Glossary

Patent bar
The USPTO's Examination for Registration to Practice in Patent Cases.
MPEP
Manual of Patent Examining Procedure, the USPTO's examiner manual and the only reference allowed on the patent bar.
Prometric
The testing company that delivers the patent bar at its test centers.
Registration number
The number the USPTO assigns to each registered patent attorney and agent; it can be checked in the USPTO's practitioner search.
OED
The USPTO's Office of Enrollment and Discipline, which approves exam applications, registers practitioners and handles discipline.
Patent agent
A non-lawyer registered by the USPTO to prepare and prosecute patent applications.
Patent attorney
A lawyer admitted to a state bar who has also passed the patent bar and is registered with the USPTO.